| PartNumber | KFF6669C | KFF6636A | KFF6686A |
| Description | Signal Conditioning W-CDMA Duplexer | Signal Conditioning 800MHz Duplexer | Signal Conditioning 800MHz Duplexer |
| Manufacturer | CTS | CTS | CTS |
| Product Category | Signal Conditioning | Signal Conditioning | Signal Conditioning |
| RoHS | Y | Y | Y |
| Product Type | Diplexers/Duplexers | Diplexers/Duplexers | Diplexers/Duplexers |
| Product | Duplexers | Duplexers | Duplexers |
| Frequency | 1920 MHz to 1980 MHz | 824 MHz to 849 MHz | 824 MHz to 849 MHz |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | 9.93 mm x 5.45 mm x 1.9 mm | 21.54 mm x 8.7 mm x 4 mm | 15.85 mm x 8.97 mm x 3.4 mm |
| Minimum Operating Temperature | - 40 C | - 30 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Reel | Reel | Reel |
| Operating Temperature Range | - 40 C to + 85 C | - 30 C to + 85 C | - 40 C to + 85 C |
| Brand | CTS Electronic Components | CTS Electronic Components | CTS Electronic Components |
| Insertion Loss | 1.2 dB | 2.4 dB | 2.4 dB |
| Factory Pack Quantity | 100 | 100 | 100 |
| Subcategory | Filters | Filters | Filters |